KS

Kenji Sakai

DC Daido Metal Company: 11 patents #27 of 280Top 10%
TC Tokyo Seimitsu Co.: 10 patents #6 of 257Top 3%
FI Fujimi Incorporated: 10 patents #16 of 216Top 8%
IC Ibiden Co.: 9 patents #102 of 730Top 15%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
TE Toyo Engineering: 7 patents #7 of 295Top 3%
KC Kansai Paint Co.: 6 patents #102 of 822Top 15%
TT Toshiba Lighting & Technology: 5 patents #104 of 486Top 25%
Rohm Co.: 4 patents #677 of 2,292Top 30%
SO Sony: 2 patents #12,963 of 25,231Top 55%
S( Sae Magnetics (H.K.): 2 patents #193 of 585Top 35%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
Tdk: 2 patents #1,902 of 3,796Top 55%
PL Pilot Ink Company, Limited: 2 patents #40 of 110Top 40%
HC Hitachi Koki Haramachi Co.: 2 patents #3 of 9Top 35%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
FM Fujikoshi Machinery: 1 patents #51 of 85Top 60%
SC Shin-Etsu Handotai Co.: 1 patents #385 of 679Top 60%
TU Tsinghua University: 1 patents #1,221 of 2,815Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
HY Hymo: 1 patents #7 of 30Top 25%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KC Kyodo Yushi Co.: 1 patents #63 of 191Top 35%
📍 Yokohama, JP: #109 of 480 inventorsTop 25%
Overall (All Time): #18,739 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 51–75 of 88 patents

Patent #TitleCo-InventorsDate
6692548 Copper-based sliding material, method of manufacturing the same, and sliding bearing Naohisa Kawakami, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2004-02-17
6679929 Polishing composition and polishing method employing it Hiroshi Asano, Katsuyoshi Ina 2004-01-20
6652675 Copper alloy sliding material Naohisa Kawakami, Satoru Kurimoto, Koichi Yamamoto, Takayuki Shibayama 2003-11-25
6602615 Composite sliding material Eisaku Inoue, Satoru Kurimoto, Koichi Yamamoto, Takayuki Shibayama 2003-08-05
6582269 Lamp apparatus and lamp apparatus manufacturing method Sumio Hashimoto, Hisao Hosoya, Masaaki Komiya 2003-06-24
6565619 Polishing composition and polishing method employing it Hiroshi Asano, Katsuyoshi Ina 2003-05-20
6492771 Bulb and a method for welding a pipe and a conductive wire thereof Hirosumi Cho 2002-12-10
6475635 Sliding material made of copper alloy, method of producing same, and sliding bearing Naohisa Kawakami, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2002-11-05
6476262 Urea synthesis process and apparatus Tadashi Fukunaka, Kenji Yoshimoto, Yasuhiko Kojima 2002-11-05
6440186 Polishing composition and polishing method employing it Hiroshi Asano, Tadahiro Kitamura, Katsuyoshi Ina 2002-08-27
6402589 Wafer grinder and method of detecting grinding amount Takao Inaba, Minoru Numoto 2002-06-11
6354914 Wafer polishing apparatus Takao Inaba, Minoru Numoto, Manabu Satoh 2002-03-12
6346037 Wafer polishing machine Takao Inaba, Minoru Numoto 2002-02-12
6334914 Copper alloy sliding material Naohisa Kawakami, Satoru Kurimoto, Takashi Inaba, Koichi Yamamoto, Takayuki Shibayama 2002-01-01
6302762 Wafer polishing apparatus Takao Inaba, Minoru Numoto, Manabu Satoh 2001-10-16
6203414 Polishing apparatus Minoru Numoto, Takao Inaba, Hisashi Terashita, Manabu Satoh 2001-03-20
6187853 Process for the preparation of dispersions using viscosity-increase inhibitors of water-soluble polymers Hisao Takeda, Takumi Ohara, Mika Suzuki 2001-02-13
6059636 Wafer polishing apparatus Takao Inaba, Minoru Numoto, Manabu Satoh 2000-05-09
6027398 Wafer polishing apparatus Minoru Numoto, Manabu Satoh, Hisashi Terashita 2000-02-22
5931725 Wafer polishing machine Takao Inaba, Masaaki Oguri, Minoru Numoto, Hisashi Terashita 1999-08-03
5922640 Adsorbent for carbon monoxide Hidefumi Hirai, Nobutoshi Ootsuka, Toshiyuki Shimazawa 1999-07-13
5876272 Semiconductor wafer polishing machine Takao Inaba, Masaaki Oguri 1999-03-02
5607703 Roller head extruder unit Yoshihiro Hamada, Katsunobu Hagiwara, Toshio Ujihara, Toshio Yanagihara, Hiromi Nakano 1997-03-04
5460737 Graphite-free lubricating oil Koichi Goto, Hitoshi Yokomizo, Kazuhiro Mitamura, Toshinori Kawai, Masatoshi Hirofuji 1995-10-24
5402230 Heterodyne interferometric optical fiber displacement sensor for measuring displacement of an object Qian Tian, Enyao Zhang, Donglei Tang, Akira Shimokohbe, Masahiro Akahane 1995-03-28